STIGQter: STIG Summary: Apple iOS/iPadOS 26 Security Technical Implementation Guide Version: 1 Release: 3 Benchmark Date: 13 May 2026:

Apple iOS/iPadOS 26 must be configured to enforce an application installation policy by specifying one or more authorized application repositories, including [selection: DOD-approved commercial app repository, MDM server, mobile application store].

DISA Rule

SV-278753r1150861_rule

Vulnerability Number

V-278753

Group Title

PP-MDF-333050

Rule Version

AIOS-26-007000

Severity

CAT II

CCI(s)

CCI-000366 - Implement the security configuration settings.

Weight

Fix Recommendation

Install a configuration profile to disable "Allow Trusting New Enterprise App Authors".

Configuration Profile Key: allowEnterpriseAppTrust

Check Contents

Review configuration settings to confirm "Allow Trusting New Enterprise App Authors" is disabled.

This procedure is performed in the Apple iOS/iPadOS management tool and on the iPhone and iPad.

Note: If an organization has multiple configuration profiles, the check procedure must be performed on the relevant configuration profiles applicable to the scope of the review.

In the Management tool, verify "Allow Trusting New Enterprise App Authors" is disabled.

On the iPhone and iPad:
1. Open the Settings app.
2. Tap "General".
3. Tap "VPN & Device Management".
4. Tap the Configuration Profile from the Apple iOS/iPadOS management tool containing the restrictions policy.
5. Tap "Restrictions".
6. Verify "Trusting enterprise apps not allowed" is listed.

If "Allow Trusting New Enterprise App Authors" is not disabled in the iOS/iPadOS management tool or on the iPhone and iPad "Trusting enterprise apps not allowed" is not listed, this is a finding.

Vulnerability Number

V-278753

Documentable

False

Rule Version

AIOS-26-007000

Severity Override Guidance

Check Content Reference

Target Key

5723